Home / 13,494.96-18,622.80-7,526.52

Finding the Fourth Proportional to 13,494.96, 18,622.80 and 7,526.52

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Solution

The fourth proportional to 13,494.96, 18,622.80 and 7,526.52 is: 10,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.96 : 18,622.80 = 7,526.52 : x
  2. Step 2: Convert to fraction form
    13,494.96/18,622.80 = 7,526.52/x
  3. Step 3: Cross multiply
    13,494.96x = 18,622.80 × 7,526.52
  4. Step 4: Simplify right side
    13,494.96x = 140,164,876.66
  5. Step 5: Solve for x
    x = 140,164,876.66/13,494.96
  6. Step 6: Final answer
    x = 10,386.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.